Refactor, update README examples

Author: lnhrdt

next-image-tag-number/Dockerfile

@@ -1,4 +1,4 @@
 FROM alpine:latest
 RUN apk add --update --no-cache --no-progress curl jq
-COPY get-next-tag-number.sh /get-next-tag-number.sh
-ENTRYPOINT ["/get-next-tag-number.sh"]
+COPY action.sh /action.sh
+ENTRYPOINT ["/action.sh"]

next-image-tag-number/README.md

@@ -17,7 +17,7 @@ jobs:
         id: next-tag
         uses: codebandits/github-actions/next-image-tag-number@main
         with:
-          image_repository_url: https://registry.example.com/v2/my-repo/my-image
+          image_repository_url: registry.example.com/repository/image
           bearer_token: ${{ secrets.REPO_BEARER_TOKEN }}
           initial_number: 100
           tag_prefix: build-
@@ -27,7 +27,7 @@ jobs:
 
 ## Inputs
 
-- `image_repository_url:` **Required.** The URL of the OCI-compatible image repository.
+- `image_repository_url:` **Required.** The URL of the OCI-compatible image repository. If the protocol is omitted, https is assumed.
 - `bearer_token:` Optional. The bearer token for repository authentication. Defaults to empty (no authentication).
 - `initial_number:` Optional. Starting tag number if no tags exist in the repository. Defaults to 1.
 - `tag_prefix:` Optional. Prefix for the tags. Defaults to build-.

next-image-tag-number/get-next-tag-number.sh renamed to next-image-tag-number/action.sh

@@ -1,6 +1,10 @@
 #!/usr/bin/env sh
 
-REPOSITORY_URL=$1
+if ! echo "$1" | grep -q "^http"; then
+  IMAGE_REPOSITORY_URL="https://$1"
+else
+  IMAGE_REPOSITORY_URL="$1"
+fi
 BEARER_TOKEN=$2
 INITIAL_NUMBER=${3:-1}
 TAG_PREFIX=${4:-"build-"}
@@ -11,7 +15,7 @@ else
   AUTH_HEADER=""
 fi
 
-TAGS=$(curl -s $AUTH_HEADER "${REPOSITORY_URL}/tags/list" | jq -r '.tags[]' || echo "")
+TAGS=$(curl -s $AUTH_HEADER "${IMAGE_REPOSITORY_URL}/tags/list" | jq -r '.tags[]' || echo "")
 
 if [ -z "$TAGS" ]; then
   echo "No existing tags were found. Using initial tag number ${INITIAL_NUMBER}."